-97.97% is the change from 394 to 8
Calculation steps:
[( 8 - 394 ) ÷ 394] x 100 = -97.97%
Formula
Percentage change = [(8 - 394) / 394] x 100
Subtract the new number by the original number
8 - 394 = -386
-386 ÷ 394 = -0.9796954314720813
-0.9796954314720813 x 100 = -97.97%